Home / 76,558.04-105,649.62-43,024.04

Finding the Fourth Proportional to 76,558.04, 105,649.62 and 43,024.04

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Solution

The fourth proportional to 76,558.04, 105,649.62 and 43,024.04 is: 59,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,558.04 : 105,649.62 = 43,024.04 : x
  2. Step 2: Convert to fraction form
    76,558.04/105,649.62 = 43,024.04/x
  3. Step 3: Cross multiply
    76,558.04x = 105,649.62 × 43,024.04
  4. Step 4: Simplify right side
    76,558.04x = 4,545,473,476.86
  5. Step 5: Solve for x
    x = 4,545,473,476.86/76,558.04
  6. Step 6: Final answer
    x = 59,372.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.